CN113864880A

CN113864880A - Wall-mounted fresh air conditioner indoor unit and air conditioner

Info

Publication number: CN113864880A
Application number: CN202111223075.2A
Authority: CN
Inventors: 刘宏宝; 王永涛; 王晓刚; 张鹏; 张蕾
Original assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-05-20
Filing date: 2021-10-20
Publication date: 2021-12-31
Also published as: CN216693755U; CN216693750U; WO2023065565A1; CN113932301B; CN216693751U; CN216693754U; CN115388466A; CN216814380U; WO2023065563A1; CN115371138A; CN115388465A; CN113959008A; CN216716378U; WO2023065564A1; CN216693752U; CN216814381U; CN113864882A; CN216744602U; WO2023065566A1; CN216744603U

Abstract

The invention provides a wall-mounted fresh air conditioner indoor unit and an air conditioner, wherein the wall-mounted fresh air conditioner indoor unit comprises: a housing; the fresh air device is arranged on one transverse side in the shell and comprises a plurality of fresh air outlets distributed at intervals; each fresh air supply part is connected with a fresh air outlet and extends from the fresh air outlet along the transverse direction of the shell, and an exhaust port is arranged on the front side of each fresh air supply part so as to supply fresh air to the outside of the shell by utilizing the exhaust port; the air outlet comprises a plurality of slit holes which are distributed at intervals along the transverse direction of the shell. According to the scheme, the fresh air device comprises a plurality of fresh air outlets distributed at intervals, and each fresh air outlet is connected with a fresh air supply piece, so that the air output of fresh air is increased, and the diffusion speed of the fresh air and the air output range of the fresh air are increased.

Description

Wall-mounted fresh air conditioner indoor unit and air conditioner

Technical Field

The invention relates to the field of household appliances, in particular to a wall-mounted fresh air conditioner indoor unit and an air conditioner.

Background

The air conditioner in the prior art usually adopts single new trend export to indoor transport new trend, and not only the air output is less, the new trend diffusion is slow, and the new trend scope is less moreover, can't provide good use for the user and experience. The fresh air quantity is increased by increasing the rotating speed of the fan, so that the noise of the fan is high, the energy consumption of the air conditioner is increased, the use feeling of a user is influenced, and the use cost of the user is increased.

Disclosure of Invention

An object of the present invention is to provide a wall-mounted fresh air conditioner indoor unit and an air conditioner that can solve at least any of the above problems.

The invention further aims to improve the fresh air output quantity of the wall-mounted fresh air conditioner indoor unit and the air conditioner.

The invention further aims to improve the fresh air outlet uniformity and the fresh air outlet range of the wall-mounted fresh air conditioner indoor unit and the air conditioner.

The invention further aims to reduce the noise and energy consumption of the wall-mounted fresh air conditioner indoor unit and the air conditioner, thereby further improving the use experience of users.

In particular, the present invention provides a wall-mounted fresh air conditioner indoor unit, comprising: a housing; the fresh air device is arranged on one transverse side in the shell and comprises a plurality of fresh air outlets distributed at intervals; each fresh air supply part is connected with a fresh air outlet and extends from the fresh air outlet along the transverse direction of the shell, and an exhaust port is arranged on the front side of each fresh air supply part so as to supply fresh air to the outside of the shell by utilizing the exhaust port; the air outlet comprises a plurality of slit holes which are distributed at intervals along the transverse direction of the shell.

Further, a plurality of fresh air outlet include: the first fresh air outlet is arranged towards the top of the shell and used for supplying air to the top of the shell; and the second fresh air outlet is arranged towards the bottom of the machine shell and used for supplying air to the bottom of the machine shell.

Further, a plurality of new trend air supply spare includes: first fresh air blast piece sets up in the top of casing, includes: the first end of the extension part is connected with the first fresh air outlet and is formed by extending towards the rear of the machine shell along the top of the machine shell; the air supply part is formed by extending the second end of the extending part along the transverse direction of the shell, and an air outlet of the first fresh air supply part is arranged on the front side of the air supply part; and the second fresh air supply part is arranged at the bottom of the casing along the transverse direction of the casing, and one end of the second fresh air supply part is connected to the second fresh air outlet.

Furthermore, the top of the casing is also provided with an air inlet which is positioned in front of the first fresh air supply member, and airflow blown out of an air outlet of part of the first fresh air supply member enters the inside of the casing from the air inlet.

Further, machine in wall-hanging new trend air conditioning still includes: and the heat exchanger is arranged in the shell and used for exchanging heat for the airflow flowing into the shell through the air inlet.

Furthermore, the front part of the shell is also provided with an air outlet used for discharging heat exchange airflow inside the shell; the air outlet is positioned above the air outlet of the second fresh air supply part, and fresh air blown out from the air outlet of the second fresh air supply part is mixed with heat exchange airflow blown out from the air outlet.

Further, machine in wall-hanging new trend air conditioning still includes: and the guide ribs are arranged in each fresh air supply part at intervals, and each guide rib is positioned between two adjacent slit holes.

Further, the direction muscle is crooked towards the one side that fresh air device belonged to guide fresh air flow to the slit hole.

Further, the bending angle of the guide rib ranges from 20 ° to 40 °.

Furthermore, an air supply duct is formed inside each fresh air supply part, and the section of the air supply duct is gradually reduced from one end close to the fresh air device to the other end.

Furthermore, the air supply duct is strip-shaped, and the rear wall of the air supply duct is an inclined plane and extends from one end close to the fresh air device to the other end in a backward and forward inclined manner.

Further, the inclination angle of the rear wall of the air supply duct ranges from 0.5 ° to 3 °.

The invention also provides an air conditioner which comprises any one of the wall-mounted fresh air conditioner indoor units.

According to the wall-mounted fresh air conditioner indoor unit and the air conditioner, the fresh air device is provided with the plurality of fresh air outlets distributed at intervals, so that the fresh air outlet volume is increased, and the diffusion speed of fresh air is increased.

Furthermore, according to the wall-mounted fresh air conditioner indoor unit and the air conditioner, the fresh air supply part is arranged at each fresh air outlet, and each fresh air supply part is provided with the air outlet comprising the plurality of slit holes, so that the air outlet uniformity of fresh air is improved.

Furthermore, the wall-mounted fresh air conditioner indoor unit and the air conditioner are provided with the first fresh air outlet and the second fresh air outlet which respectively supply air towards the top and the bottom of the shell, so that fresh air is simultaneously sent out in the upper direction and the lower direction, the air outlet range of the fresh air is enlarged, and the air outlet quantity of the fresh air is increased.

Furthermore, according to the wall-mounted fresh air conditioner indoor unit and the air conditioner, the air inlet is arranged in front of the air outlet of the first fresh air supply piece, so that part of fresh air blown out of the air outlet of the first fresh air supply piece can enter the shell through the air inlet and exchange heat with the heat exchanger in the shell, the influence of the fresh air on the indoor temperature is reduced, and the use comfort of a user is improved.

Furthermore, according to the wall-mounted fresh air conditioner indoor unit and the air conditioner, the air outlet is arranged above the air outlet of the second fresh air supply part, so that the fresh air exhausted by the second fresh air supply part is mixed with the heat exchange air flow exhausted by the air outlet. The new trend is under heat transfer air current's drive, mixes the diffusion to indoor better to improve the ventilation effect of new trend, improved user's use and experienced.

Furthermore, according to the wall-mounted fresh air conditioner indoor unit and the air conditioner, the guide ribs are arranged between every two adjacent slit holes, and the fresh air is guided by the guide ribs, so that the air volume loss of the fresh air is reduced, and the fresh air can flow to each slit hole better.

Furthermore, according to the wall-mounted fresh air conditioner indoor unit and the air conditioner, the air supply duct with the reduced cross section is formed in the fresh air supply part, so that the wind resistance of one end, away from the fresh air device, of the air supply duct is large, fresh air can better flow out from a position close to the fresh air device, and the uniformity of the fresh air is improved.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is a schematic block diagram of an air conditioner according to one embodiment of the present invention;

fig. 2 is a schematic front view of a wall-mounted fresh air conditioning indoor unit according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view taken along section line A-A in FIG. 2;

FIG. 4 is an enlarged partial view of area B of FIG. 3;

FIG. 5 is an enlarged partial view of area C of FIG. 3;

fig. 6 is a schematic structural view of a wall-mounted fresh air conditioner indoor unit according to an embodiment of the present invention, in which a part of a cabinet is hidden;

fig. 7 is a schematic structural view of a wall-mounted fresh air conditioner indoor unit according to an embodiment of the present invention, in which a part of a casing and a heat exchanger are hidden;

fig. 8 is a schematic structural view of a fresh air device of a wall-mounted fresh air conditioner indoor unit according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a second fresh air blowing member of a wall-mounted fresh air conditioner indoor unit according to an embodiment of the present invention;

FIG. 10 is an enlarged partial view of region D of FIG. 9;

fig. 11 is a schematic structural view of another angle of a second fresh air blowing member of a wall-mounted fresh air conditioner indoor unit according to an embodiment of the present invention;

FIG. 12 is an enlarged partial view of area E of FIG. 11;

fig. 13 is a partially enlarged view of the region F in fig. 11.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in fig. 1 to 13. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "top," "bottom," and the like indicate orientations or positional relationships that can be determined with reference to the orientations of the wall-mounted fresh air conditioning indoor unit 011 in a normal use state, and with reference to the orientations or positional relationships shown in the drawings, for example, "front" indicating an orientation means a side of the wall-mounted fresh air conditioning indoor unit 011 that faces a user in a normal use state. This is merely to facilitate description of the invention and to simplify the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "fixed," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Fig. 1 is a schematic block diagram of an air conditioner 01 according to one embodiment of the present invention. As shown in fig. 1, the air conditioner 01 of the present embodiment includes a wall-mounted fresh air conditioner indoor unit 011 and a fresh air conditioner outdoor unit 012.

Fig. 2 is a schematic front view of a wall-mounted fresh air conditioner indoor unit 011 according to one embodiment of the present invention. Fig. 3 is a schematic cross-sectional view taken along a sectional line a-a in fig. 2. Fig. 4 is a partially enlarged view of the area B in fig. 3. Fig. 5 is a partially enlarged view of the area C in fig. 3. Fig. 6 is a schematic structural view of a wall-mounted fresh air conditioner indoor unit 011 according to an embodiment of the present invention, in which a part of a cabinet 10 is hidden. Fig. 7 is a schematic structural view of a wall-mounted fresh air conditioning indoor unit 011 according to an embodiment of the present invention, in which a part of a casing 10 and a heat exchanger are hidden. Fig. 8 is a schematic structural view of a fresh air device 100 of a wall-mounted fresh air conditioner indoor unit 011 according to an embodiment of the present invention. Fig. 9 is a schematic structural view of the second fresh air blowing member 220 of the wall-mounted fresh air conditioner indoor unit 011 according to an embodiment of the present invention. Fig. 10 is a partially enlarged view of the region D in fig. 9. Fig. 11 is a schematic structural view of another angle of the second fresh air blowing member 220 of the wall-mounted fresh air conditioner indoor unit 011 according to an embodiment of the present invention. Fig. 12 is a partially enlarged view of the area E in fig. 11. Fig. 13 is a partially enlarged view of the region F in fig. 11. The second fresh air blowing member 220 shown in fig. 11 is a view formed by turning the second fresh air blowing member 220 shown in fig. 9 by a certain angle with the length direction thereof as an axis.

The scheme of this embodiment provides a wall-hanging fresh air conditioner indoor set 011, can include generally: casing 10, new trend device 100 and a plurality of new trend air supply member.

Wherein, fresh air device 100 sets up in horizontal one side in casing 10 to fresh air device 100 includes a plurality of interval distribution's fresh air outlet. Each fresh air supply member of the plurality of fresh air supply members is connected with a fresh air outlet and extends from the fresh air outlet along the transverse direction of the casing 10, and an exhaust port 230 is arranged on the front side of each fresh air supply member so as to supply fresh air to the outside of the casing 10 by using the exhaust port 230; wherein the air discharge opening 230 includes a plurality of slit holes 231 spaced apart in a transverse direction of the cabinet 10.

The scheme of this embodiment through set up a plurality of interval distribution's fresh air outlet on fresh air device 100 to increased the air-out route of fresh air, improved the air output of fresh air, and further promoted the diffusion velocity of fresh air.

Further, the scheme of this embodiment connects the rectangular form new trend air supply piece that sets up along the transverse direction of casing 10 at new trend air outlet department to set up air exit 230 in the front side of new trend air supply piece, thereby improved the air-out scope of new trend.

In addition, according to the scheme of this embodiment, the air outlet 230 is set to include a plurality of slit holes 231 distributed at intervals, so that the fresh air is divided at the air outlet 230 and flows to the outside of the housing 10 through each slit hole 231, and the uniformity of the air outlet of the fresh air is improved.

In some preferred embodiments, the number of the slit holes 231 may be set to 9, and the slit holes are uniformly arranged on the fresh air blowing member. In other embodiments, the number of the slit holes 231 may be set to other numbers, including but not limited to 9 (e.g., 8 or 10), and the specific number of the slit holes 231 may be set according to actual requirements. In addition, the hole pattern of the slit hole 231 may also be set according to practical requirements, including but not limited to rectangular, circular, and oval.

Wherein, the ratio of the length of the gap between every two adjacent slit holes 231 to the length of a single slit hole 231 ranges from 5% to 8%.

A plurality of fresh air outlets can include: a first fresh air outlet 110 and a second fresh air outlet 120.

The first fresh air outlet 110 is disposed toward the top of the casing 10, and is used for supplying air to the top of the casing 10. The second fresh air outlet 120 is disposed toward the bottom of the casing 10, and is used for supplying air to the bottom of the casing 10.

The scheme of this embodiment is provided with first fresh air outlet 110 and second fresh air outlet 120 towards the top of casing 10 and the bottom air supply respectively for the new trend is seen off to two upper and lower directions simultaneously, thereby has improved the air-out scope of new trend, and has increased the air output of new trend.

The wall-mounted fresh air conditioner indoor unit 011 generally further includes a damper 130, wherein the damper 130 is disposed at the first fresh air outlet 110 and is used for opening and closing the first fresh air outlet 110.

According to the scheme of the embodiment, the openable air door 130 is arranged at the first fresh air outlet 110, so that a user can control the air volume of fresh air and the direction of the fresh air by controlling the opening and closing of the air door 130, and the user experience is further improved.

In the solution of this embodiment, the fresh air device 100 may further include a fresh air pipe 140 generally, which is used for communicating with the outdoor environment to convey the outside fresh air to the indoor environment. Wherein the fresh air duct 140 may generally be of a soft construction.

The plurality of fresh air supply members may include: a first fresh air supply member 210 and a second fresh air supply member 220.

Wherein, first new trend air supply member 210 sets up in the top of casing 10 to first new trend air supply member 210 includes: an extension part 211 and a blowing part 212. The first end of the extending portion 211 is connected to the first fresh air outlet 110 and extends to the rear of the casing 10 along the top of the casing 10. The blowing part 212 is formed by extending the second end of the extension part 211 in the lateral direction of the cabinet 10, and the exhaust outlet 230 of the first fresh air blowing member 210 is opened at the front side of the blowing part 212.

The second fresh air blowing member 220 is disposed at the bottom of the casing 10 along the transverse direction of the casing 10, and one end of the second fresh air blowing member is connected to the second fresh air outlet 120.

In some preferred embodiments, the ratio of the opening area of the air outlet 230 of the second fresh air blowing member 220 to the area of the end surface of the second fresh air blowing member 220 on which the air outlet 230 is disposed is set to be 22% to 26%, so that the smooth air outlet of the fresh air is ensured.

The structures of the first fresh air supply member 210 and the second fresh air supply member 220 are different due to different positions on the casing 10, so that the structures of the first fresh air supply member and the second fresh air supply member are matched with the structure of the casing 10.

Second new trend air supply member 220 can also include a plurality of buckles 260 generally, and a plurality of buckles 260 interval set up in the top surface of second new trend air supply member 220 to fix second new trend air supply member 220 on casing 10, not only simple structure, simple to operate moreover.

The top of the casing 10 is further provided with an air inlet 101, the air inlet 101 is located in front of the first fresh air blowing member 210, and a part of the air flow blown out from the air outlet 230 of the first fresh air blowing member 210 enters the inside of the casing 10 from the air inlet 101.

The wall-hanging new trend air conditioning of this embodiment indoor set 011 still includes: and the heat exchanger is arranged inside the machine shell 10 and is used for exchanging heat for the airflow entering the machine shell 10 through the air inlet 101.

In the scheme of this embodiment, the extension 211 of the first fresh air blowing component 210 is located at one end of the top of the casing 10, and the extension 211 is located at the rear side of the top of the casing 10, so as to provide a way for the air inlet 101 to be disposed, and ensure that the air flow at the air inlet 101 is smooth.

In addition, the scheme of this embodiment sets up air intake 101 in the place ahead of the air exit 230 of first new trend air supply member 210 for the new trend that part blown out from the air exit 230 of first new trend air supply member 210 can pass through this air intake 101 and get into in casing 10, exchanges heat with the heat exchanger in the casing 10, thereby has reduced the influence of new trend to indoor temperature, has improved user's use travelling comfort.

In some embodiments, the end of the air supply part 212 of the first fresh air supply part 210, which is far away from the fresh air device 100, may be bent and extended toward the front of the casing 10, and corresponds to the extension part 211 connected to the other end of the air supply part 212, which not only can improve the aesthetic property of the wall-mounted fresh air conditioner indoor unit 011, but also can guide the fresh air, so that the fresh air is blown out toward the front of the casing 10, and the fresh air is prevented from diffusing toward the two sides of the casing 10, thereby allowing more fresh air to enter the casing 10 through the air inlet 101 for heat exchange.

The front part of the casing 10 is further provided with an air outlet 102 for discharging heat exchange airflow inside the casing 10; the air outlet 102 is located above the air outlet 230 of the second fresh air blowing component 220, and the fresh air blown out from the air outlet 230 of the second fresh air blowing component 220 is mixed with the heat exchange air flow blown out from the air outlet 102.

In the embodiment, the air outlet 102 is disposed above the air outlet 230 of the second fresh air blowing member 220, so that the fresh air exhausted from the second fresh air blowing member 220 is mixed with the heat exchange air flow exhausted from the air outlet 102. The new trend can be better more fast to indoor mixed diffusion under heat transfer air current's drive to improve the ventilation effect of new trend, improved user's use and experienced.

In some preferred embodiments, the air outlet 102 is located at an upper position of the air outlet 230 of the second fresh air blowing member 220. Wherein, the vertical distance between air outlet 102 and the air exit 230 of second new trend air supply member 220 is preferably 20mm, and the angle between air outlet 102 and the air exit 230 of second new trend air supply member 220 is preferably 110 to make new trend and heat transfer air current mix the diffusion better.

In some preferred embodiments, the air outlet 230 of the second fresh air blowing component 220 sends out the fresh air in the horizontal direction, and the air outlet 102 can be generally configured to blow out the heat exchange air flow obliquely downward, so that the heat exchange air flow can better converge with the fresh air blown out horizontally.

In other embodiments, a wind deflector may be disposed at the outlet 102 for opening and closing the outlet 102 and guiding the airflow passing through the outlet 102.

The wall-hanging new trend air conditioning of this embodiment indoor set 011 still includes: and a plurality of guide ribs 240 disposed at intervals in each fresh air blowing member, and each guide rib 240 is located between two adjacent slit holes 231.

The scheme of this embodiment, through set up a plurality of interval distribution's direction muscle 240 in new trend air supply member to set up every direction muscle 240 and be located between two adjacent slit holes 231, utilize direction muscle 240 to guide the new trend, make the new trend flow to each slit hole 231 better, thereby further improved the homogeneity of new trend.

The guide rib 240 is bent toward the side where the fresh air device 100 is located to guide the fresh air to flow toward the slit hole 231.

As shown in fig. 13, each guiding rib 240 is bent towards one side of the fresh air device 100, so that the angle between the guiding rib 240 and the flow direction of the fresh air is an acute angle, thereby reducing the wind resistance, reducing the air loss, better shunting of the fresh air under the action of each guiding rib 240, and further improving the uniformity of the fresh air.

The bending angle of the guide rib 240 ranges from 20 ° to 40 °.

In the scheme of this embodiment, the range of the bending angle of the guide rib 240 toward the side of the fresh air device 100 is set to 20 ° to 40 °, so as to play a good role in guiding the fresh air while minimizing the air loss.

In some preferred embodiments, the bending angle of the guide rib 240 may be set to range from 28 ° to 32 °.

An air supply duct 250 is formed inside each fresh air supply member, and the section of the air supply duct 250 gradually shrinks from one end close to the fresh air device 100 to the other end.

The new trend can flow more to the direction of keeping away from new trend device 100 under the effect of fan (the fan is located inside new trend device 100, not shown in the figure) to make the new trend flow out from the place of keeping away from new trend device 100 mostly, and then lead to the new trend air-out inhomogeneous.

In the embodiment, the cross section of the air supply duct 250 is gradually reduced from one end close to the fresh air device 100 to the other end, so that the wind resistance of the air supply duct 250 increases with the increase of the distance from the fresh air device 100. The resistance that the new trend received in the place far away from new trend device 100 is big more to make the new trend can follow the place outflow near from new trend device 100, and then improved the homogeneity that the new trend flowed out from new trend air supply member.

In some preferred embodiments, the length of the second fresh air supply component 220 is consistent with the length of the fresh air conditioner indoor unit 011, the ratio range between the height and the height of the fresh air conditioner indoor unit 011 is 8% to 10%, and the ratio range between the width and the whole width of the wall-mounted fresh air conditioner indoor unit 011 is 28% to 30%, so that the cross-sectional area of the air supply duct 250 of the second fresh air supply component 220 is ensured, and the fresh air supply volume in the second fresh air supply component 220 is ensured. In some embodiments, the second fresh air supply member 220 may be set to 1018mm in length, 34mm in height and 65mm in width.

The air supply duct 250 is a strip, and the rear wall 251 of the air supply duct 250 is an inclined surface, which extends from one end near the fresh air device 100 to the other end and inclines from back to front.

In the embodiment, the rear wall 251 of the air supply duct 250 is further set to be an inclined plane, which not only reduces the section of the air supply duct 250 and improves the uniformity of the air outlet of the fresh air, but also guides the fresh air to flow to the front side better along the inclination angle of the rear wall 251.

The inclination angle of the rear wall 251 of the air supply duct 250 ranges from 0.5 ° to 3 °.

According to the scheme of the embodiment, the range of the inclination angle of the rear wall 251 of the air supply duct 250 is set to be 0.5-3 degrees, so that the air outlet uniformity of fresh air in the air supply duct 250 is better improved.

Among them, in some preferred embodiments, the inclination angle of the rear wall 251 may be set to 1 °, and the area ratio of the cross sections of both ends of the supply air duct may be set to 3: 1.

In other embodiments, any wall of the air supply duct 250 may be an inclined surface, and the inclined surface is inclined and extends from one end connected with the fresh air device 100 to the other end in a direction gradually approaching the center of the air supply duct 250, so that the cross section of the air supply duct 250 is tapered.

The scheme of this embodiment sets up first fresh air outlet 110 towards the casing 10 top and the second fresh air outlet 120 towards the casing 10 bottom on new trend device 100 for the new trend flows out through two new trend supply-air outlets simultaneously, has not only increased the new trend amount of wind, has reduced the energy consumption and the noise of new trend device 100's fan moreover, has greatly promoted user's use and has experienced.

Further, in the scheme of this embodiment, part of the fresh air discharged from the first fresh air supply member 210 enters the inside of the casing 10 through the air inlet 101 to mix with the heat exchange airflow, and the fresh air discharged from the second fresh air supply member 220 mixes with the heat exchange airflow discharged from the air outlet 102. The mixed diffusion of new trend and heat transfer air current has not only improved the diffusion velocity of new trend, has reduced the temperature influence of new trend to the room air moreover to user's use experience has been improved.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.

Claims

1. A wall-mounted fresh air conditioning indoor unit, comprising:

a housing;

the fresh air device is arranged on one transverse side in the shell and comprises a plurality of fresh air outlets distributed at intervals;

each fresh air supply piece is connected with one fresh air outlet and formed by extending from the fresh air outlet along the transverse direction of the shell, and an exhaust port is arranged on the front side of each fresh air supply piece so as to supply fresh air to the outside of the shell by utilizing the exhaust port; wherein

The air outlet comprises a plurality of slit holes which are distributed at intervals along the transverse direction of the shell.

2. The wall-mounted fresh air conditioner indoor unit of claim 1, wherein the plurality of fresh air outlets comprise:

the first fresh air outlet is arranged towards the top of the shell and used for supplying air to the top of the shell;

and the second fresh air outlet faces the bottom of the machine shell and is used for supplying air to the bottom of the machine shell.

3. The wall-mounted fresh air conditioner indoor unit of claim 2, wherein the plurality of fresh air blowing members include:

first fresh air blast piece, set up in the top of casing includes:

the first end of the extension part is connected with the first fresh air outlet and is formed by extending towards the rear of the machine shell along the top of the machine shell;

the air supply part is formed by extending the second end of the extension part along the transverse direction of the shell, and an air outlet of the first fresh air supply piece is opened at the front side of the air supply part;

and the second fresh air supply part is arranged at the bottom of the casing along the transverse direction of the casing, and one end of the second fresh air supply part is connected to the second fresh air outlet.

4. The wall mounted fresh air conditioning indoor unit of claim 3, wherein,

the top of the shell is also provided with an air inlet which is positioned in front of the first fresh air supply piece, and part of airflow blown out of the air outlet of the first fresh air supply piece enters the shell from the air inlet.

5. The wall mounted fresh air indoor unit of claim 4, further comprising:

and the heat exchanger is arranged in the shell and used for exchanging heat for the airflow which enters the shell through the air inlet.

6. The wall mounted fresh air conditioning indoor unit of claim 5, wherein,

the front part of the shell is also provided with an air outlet for discharging heat exchange airflow inside the shell;

the air outlet is located above an air outlet of the second fresh air supply part, and fresh air blown out from the air outlet of the second fresh air supply part is mixed with heat exchange airflow blown out from the air outlet.

7. The wall mounted fresh air indoor unit of claim 1, further comprising:

and the guide ribs are arranged in each fresh air supply part at intervals, and each guide rib is positioned between two adjacent slit holes.

8. The wall mounted fresh air conditioning indoor unit of claim 7, wherein,

the guide rib is bent towards one side where the fresh air device is located so as to guide fresh air to flow to the slit hole.

9. The wall mounted fresh air conditioning indoor unit of claim 8,

the bending angle of the guide rib ranges from 20 ° to 40 °.

10. The wall mounted fresh air conditioning indoor unit of claim 1,

an air supply duct is formed inside each fresh air supply part, and the section of each air supply duct gradually shrinks from one end close to the fresh air device to the other end.

11. The wall mounted fresh air conditioning indoor unit of claim 10,

the air supply duct is strip-shaped, and the rear wall of the air supply duct is an inclined plane and extends from one end close to the fresh air device to the other end in a backward and forward inclined manner.

12. The wall mounted fresh air conditioning indoor unit of claim 11,

the range of the inclination angle of the rear wall of the air supply duct is 0.5-3 degrees.

13. An air conditioner comprising:

a wall mounted fresh air indoor unit according to any one of claims 1 to 12.